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bzrlib/tests/test_switch.py
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# Copyright (C) 2007-2011 Canonical Ltd
 
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# Copyright (C) 2007-2010 Canonical Ltd
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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import os
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from bzrlib import (
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    branch,
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    errors,
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    merge as _mod_merge,
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    switch,
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    tests,
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    )
 
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from bzrlib import branch, errors, switch, tests
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class TestSwitch(tests.TestCaseWithTransport):
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            lightweight=self.lightweight)
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        self.build_tree(['checkout/file-3'])
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        checkout.add('file-3')
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        self.assertPathDoesNotExist('checkout/file-1')
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        self.assertPathExists('checkout/file-2')
 
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        self.failIfExists('checkout/file-1')
 
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        self.failUnlessExists('checkout/file-2')
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        switch.switch(checkout.bzrdir, to_branch)
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        self.assertPathExists('checkout/file-1')
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        self.assertPathDoesNotExist('checkout/file-2')
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        self.assertPathExists('checkout/file-3')
 
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        self.failUnlessExists('checkout/file-1')
 
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        self.failIfExists('checkout/file-2')
 
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        self.failUnlessExists('checkout/file-3')
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    def test_switch_after_branch_moved(self):
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        """Test switch after the branch is moved."""
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                'Unable to connect to current master branch .*'
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                'To switch anyway, use --force.')
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        switch.switch(checkout.bzrdir, to_branch, force=True)
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        self.assertPathDoesNotExist('checkout/file-1')
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        self.assertPathExists('checkout/file-2')
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        self.assertPathExists('checkout/file-3')
 
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        self.failIfExists('checkout/file-1')
 
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        self.failUnlessExists('checkout/file-2')
 
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        self.failUnlessExists('checkout/file-3')
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    def test_switch_when_pending_merges(self):
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        """Test graceful failure if pending merges are outstanding."""
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        checkout = tree.branch.create_checkout('checkout',
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            lightweight=self.lightweight)
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        switch.switch(checkout.bzrdir, tree.branch, revision_id="rev1")
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        self.assertPathExists('checkout/file-1')
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        self.assertPathDoesNotExist('checkout/file-2')
 
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        self.failUnlessExists('checkout/file-1')
 
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        self.failIfExists('checkout/file-2')
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    def test_switch_changing_root_id(self):
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        tree = self._setup_tree()
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        switch.switch(checkout.bzrdir, tree2.branch)
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        self.assertEqual('custom-root-id', tree2.get_root_id())
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    def test_switch_configurable_file_merger(self):
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        class DummyMerger(_mod_merge.ConfigurableFileMerger):
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            name_prefix = 'file'
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        _mod_merge.Merger.hooks.install_named_hook(
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            'merge_file_content', DummyMerger,
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            'test factory')
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        foo = self.make_branch('foo')
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        checkout = foo.create_checkout('checkout', lightweight=True)
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        self.build_tree_contents([('checkout/file', 'a')])
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        checkout.add('file')
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        checkout.commit('a')
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        bar = foo.bzrdir.sprout('bar').open_workingtree()
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        self.build_tree_contents([('bar/file', 'b')])
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        bar.commit('b')
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        self.build_tree_contents([('checkout/file', 'c')])
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        switch.switch(checkout.bzrdir, bar.branch)
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class TestSwitchHeavyweight(TestSwitch):
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        self.assertContainsRe(str(err),
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            'Cannot switch as local commits found in the checkout.')
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        # Check all is ok when force is given
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        self.assertPathDoesNotExist('checkout/file-1')
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        self.assertPathExists('checkout/file-2')
 
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        self.failIfExists('checkout/file-1')
 
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        self.failUnlessExists('checkout/file-2')
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        switch.switch(checkout.bzrdir, to_branch, force=True)
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        self.assertPathExists('checkout/file-1')
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        self.assertPathDoesNotExist('checkout/file-2')
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        self.assertPathDoesNotExist('checkout/file-3')
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        self.assertPathExists('checkout/file-4')
 
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        self.failUnlessExists('checkout/file-1')
 
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        self.failIfExists('checkout/file-2')
 
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        self.failIfExists('checkout/file-3')
 
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        self.failUnlessExists('checkout/file-4')
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        # Check that the checkout is a true mirror of the bound branch
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        self.assertEqual(to_branch.last_revision_info(),
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                         checkout.branch.last_revision_info())